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Finding the Fourth Proportional to 231,773.39, 347,714.01 and 71,840.85

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Solution

The fourth proportional to 231,773.39, 347,714.01 and 71,840.85 is: 107,777.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,773.39 : 347,714.01 = 71,840.85 : x
  2. Step 2: Convert to fraction form
    231,773.39/347,714.01 = 71,840.85/x
  3. Step 3: Cross multiply
    231,773.39x = 347,714.01 × 71,840.85
  4. Step 4: Simplify right side
    231,773.39x = 24,980,068,731.38
  5. Step 5: Solve for x
    x = 24,980,068,731.38/231,773.39
  6. Step 6: Final answer
    x = 107,777.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.